[ARM] Fix warnings from asm/system.h

Move adjust_cr() into arch/arm/mm/mmu.c, and move irqflags.h to
a more appropriate place in the header file.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index f028aef9a861..655c8376f0b5 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -154,6 +154,26 @@ static int __init noalign_setup(char *__unused)
 }
 __setup("noalign", noalign_setup);
 
+#ifndef CONFIG_SMP
+void adjust_cr(unsigned long mask, unsigned long set)
+{
+        unsigned long flags;
+
+        mask &= ~CR_A;
+
+        set &= mask;
+
+        local_irq_save(flags);
+
+        cr_no_alignment = (cr_no_alignment & ~mask) | set;
+        cr_alignment = (cr_alignment & ~mask) | set;
+
+        set_cr((get_cr() & ~mask) | set);
+
+        local_irq_restore(flags);
+}
+#endif
+
 struct mem_types {
         unsigned int    prot_pte;
         unsigned int    prot_l1;